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37755 (1997 EA)
Classification: Main-belt Asteroid          SPK-ID: 2037755
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1546576975737838 4.0686e-08  
a 2.851141892195713 1.6969e-08 au
q 2.410190851692562 1.2189e-07 au
i 10.2496250696201 4.0638e-06 deg
node 149.0524997201787 2.4573e-05 deg
peri 354.5394507567897 2.8447e-05 deg
M 312.5289098035591 1.5237e-05 deg
tp 2459232.374707254271
(2021-Jan-17.87470725)
7.5243e-05 TDB
period 1758.436435019901
4.81
1.5698e-05
4.298e-08
d
yr
n .2047273320948481 1.8277e-09 deg/d
Q 3.292092932698863 1.9593e-08 au
  Orbit Determination Parameters
   # obs. used (total)      966  
   data-arc span      9302 days (25.47 yr)  
   first obs. used      1994-08-10  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56904  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 04:37:39  

Additional Information
 Earth MOID = 1.42273 au 
 Jupiter MOID = 1.72225 au 
 T_jup = 3.264 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO502424  
diameter diameter 7.017 km 2.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.053   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

37755 (1997 EA)          Discovered 1997-Mar-01 by Kobayashi, T. at Oizumi
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 EA = 1999 RB67 = 2000 WL161 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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